Top 10 consumer complaints

NEW YORK (CNNMoney.com) -- Landlords who won't exterminate roach-infested apartments. Debt collectors' harassing phone calls. Companies that sell timeshares for a fee -- then disappear with the money.

These are just a few of consumers' biggest complaints, according to a survey released Tuesday by the National Association of Consumer Agency Administrators and the Consumer Federation of America. To come up with their data, the two groups polled state and local consumer protection agencies.

In Buffalo, New York, the city is selling vacant homes for a $1 to those who are willing to fix them up and live in them for a few years. But as many buyers soon find out, the cost to renovate these super cheap properties can quickly add up. More